A researcher is measuring class as an income variable [not ideal, but...]. The variable is the amount of income a person makes in a given year.    This measure is a _____________ scale.

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A: According to the provided data, First quartile, 25% = 528.5 FTES Third quartile, 75% = 1447.5 FTES

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A: Here Given Total Number of data =27

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A: Solution is given:

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Q: Project: Historical Temperature Trends (Hypothesis test) Use the following historical data for the…

A: 2) Given data, Year Sydtemp 1989 71.8 1990 72.1 1991 73 1992 70.7 1993 72.1 1994…